xref: /rk3399_ARM-atf/include/plat/arm/common/aarch64/cci_macros.S (revision 9ff67fa6f25c5a0285eec27f3e86362ae535aac3)
16355f234SVikram Kanigiri/*
26355f234SVikram Kanigiri * Copyright (c) 2016, ARM Limited and Contributors. All rights reserved.
36355f234SVikram Kanigiri *
46355f234SVikram Kanigiri * Redistribution and use in source and binary forms, with or without
56355f234SVikram Kanigiri * modification, are permitted provided that the following conditions are met:
66355f234SVikram Kanigiri *
76355f234SVikram Kanigiri * Redistributions of source code must retain the above copyright notice, this
86355f234SVikram Kanigiri * list of conditions and the following disclaimer.
96355f234SVikram Kanigiri *
106355f234SVikram Kanigiri * Redistributions in binary form must reproduce the above copyright notice,
116355f234SVikram Kanigiri * this list of conditions and the following disclaimer in the documentation
126355f234SVikram Kanigiri * and/or other materials provided with the distribution.
136355f234SVikram Kanigiri *
146355f234SVikram Kanigiri * Neither the name of ARM nor the names of its contributors may be used
156355f234SVikram Kanigiri * to endorse or promote products derived from this software without specific
166355f234SVikram Kanigiri * prior written permission.
176355f234SVikram Kanigiri *
186355f234SVikram Kanigiri * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
196355f234SVikram Kanigiri * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
206355f234SVikram Kanigiri * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
216355f234SVikram Kanigiri * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
226355f234SVikram Kanigiri * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
236355f234SVikram Kanigiri * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
246355f234SVikram Kanigiri * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
256355f234SVikram Kanigiri * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
266355f234SVikram Kanigiri * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
276355f234SVikram Kanigiri * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
286355f234SVikram Kanigiri * POSSIBILITY OF SUCH DAMAGE.
296355f234SVikram Kanigiri */
306355f234SVikram Kanigiri#ifndef __CCI_MACROS_S__
316355f234SVikram Kanigiri#define __CCI_MACROS_S__
326355f234SVikram Kanigiri
336355f234SVikram Kanigiri#include <cci.h>
346355f234SVikram Kanigiri#include <platform_def.h>
356355f234SVikram Kanigiri
366355f234SVikram Kanigiri.section .rodata.cci_reg_name, "aS"
376355f234SVikram Kanigiricci_iface_regs:
386355f234SVikram Kanigiri	.asciz "cci_snoop_ctrl_cluster0", "cci_snoop_ctrl_cluster1" , ""
396355f234SVikram Kanigiri
406355f234SVikram Kanigiri	/* ------------------------------------------------
416355f234SVikram Kanigiri	 * The below required platform porting macro prints
426355f234SVikram Kanigiri	 * out relevant interconnect registers whenever an
436355f234SVikram Kanigiri	 * unhandled exception is taken in BL31.
446355f234SVikram Kanigiri	 * Clobbers: x0 - x9, sp
456355f234SVikram Kanigiri	 * ------------------------------------------------
466355f234SVikram Kanigiri	 */
47*9ff67fa6SGerald Lejeune	.macro print_cci_regs
486355f234SVikram Kanigiri	adr	x6, cci_iface_regs
496355f234SVikram Kanigiri	/* Store in x7 the base address of the first interface */
506355f234SVikram Kanigiri	mov_imm	x7, (PLAT_ARM_CCI_BASE + SLAVE_IFACE_OFFSET(	\
516355f234SVikram Kanigiri			PLAT_ARM_CCI_CLUSTER0_SL_IFACE_IX))
526355f234SVikram Kanigiri	ldr	w8, [x7, #SNOOP_CTRL_REG]
536355f234SVikram Kanigiri	/* Store in x7 the base address of the second interface */
546355f234SVikram Kanigiri	mov_imm	x7, (PLAT_ARM_CCI_BASE + SLAVE_IFACE_OFFSET(	\
556355f234SVikram Kanigiri			PLAT_ARM_CCI_CLUSTER1_SL_IFACE_IX))
566355f234SVikram Kanigiri	ldr	w9, [x7, #SNOOP_CTRL_REG]
576355f234SVikram Kanigiri	/* Store to the crash buf and print to console */
586355f234SVikram Kanigiri	bl	str_in_crash_buf_print
596355f234SVikram Kanigiri	.endm
606355f234SVikram Kanigiri
616355f234SVikram Kanigiri#endif /* __CCI_MACROS_S__ */
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